EP 1030168 B1 20081022 - Signal processing circuit for a differential voltage, in particular for a magnetic inductive flowmeter
Title (en)
Signal processing circuit for a differential voltage, in particular for a magnetic inductive flowmeter
Title (de)
Signalverarbeitungsschaltung für eine Differenzspannung, insbesondere für ein magnetisch-induktives Durchflussmessgerät
Title (fr)
Dispositif de traitement d'un signal pour une tension différentielle, en particulier pour un débitmètre électromagnétique
Publication
Application
Priority
DE 19906004 A 19990215
Abstract (en)
[origin: EP1030168A1] Signal-processing circuit comprises a pre-amplifier (1) and an analogue to digital converter (2) arranged serially after the pre- amplifier. The pre-amplifier works as a differential pre-amplifier with differential input and output and high pass (3,4) inputs. The pre-amplifier works to suppress any equal phase non-measurement signals and any low frequency signals.
IPC 8 full level
G01F 1/60 (2006.01)
CPC (source: EP US)
G01F 1/60 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 1030168 A1 20000823; EP 1030168 B1 20081022; AT E412166 T1 20081115; DE 19906004 A1 20000914; DE 50015413 D1 20081204; DK 1030168 T3 20090302; JP 2000310549 A 20001107; JP 4625154 B2 20110202; US 6693486 B1 20040217
DOCDB simple family (application)
EP 00101840 A 20000129; AT 00101840 T 20000129; DE 19906004 A 19990215; DE 50015413 T 20000129; DK 00101840 T 20000129; JP 2000037037 A 20000215; US 50400900 A 20000214